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Yoshiyuki Hagiwara
Department of Fixed Prosthodontics, Nihon University School of Dentistry Implant Dentistry, Nihon University School of Dentistry Dental Hospital
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Tomoko Morino
Department of Dental Hygiene, University of Shizuoka, Junior College
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Mitsuko Seki
Department of Oral Health Sciences, Nihon University School of Dentistry
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Kunihiko Sawada
Department of Oral and Maxilofacial Radiology, Nihon University School of Dentistry Implant Dentistry, Nihon University School of Dentistry Dental Hospital